How long will it take for the transfer at Beijing international airport?

Beijing international airport has 3 terminals:T1,T2 and T3. For passengers of incoming international flight, it is better to keep at least 160 minutes for the transfer. Of course, the exact connection time of transfer varies with your flight schedule. If two flights are within the same terminal, for example, T3, the time required for the transfer will be much shorter.

Is China visa required for international transfer passengers?

Generally speaking, if you have got valid airline tickets, the transfer at Beijing international airport within 24 hours will require no China visa. If you need transfer guiding service, you can always ask for help from the information desk.